<template>
    <div :class="className" :style="{height:height,width:width}" />
</template>

<script>
import echarts from "echarts";
require("echarts/theme/macarons"); // echarts theme
import resize from "./mixins/resize";

export default {
    mixins: [resize],
    props: {
        className: {
            type: String,
            default: "chart"
        },
        width: {
            type: String,
            default: "100%"
        },
        height: {
            type: String,
            default: "300px"
        },
        chartData: {
            type: Object,
            default: undefined
        }
    },
    data() {
        return {
            chart: null
        };
    },
    // mounted() {
    //     this.$nextTick(() => {
    //         this.initChart();
    //     });
    // },
    watch: {
        'chartData': function() {
            this.initChart();
        }
    },
    beforeDestroy() {
        if (!this.chart) {
            return;
        }
        this.chart.dispose();
        this.chart = null;
    },
    methods: {
        initChart() {
            this.chart = echarts.init(this.$el, "macarons");
            let data = []
            for(const i in this.chartData){
                data.push(
                    {value: this.chartData[i], name: i}
                )
            }
            // this.chartData.forEach(v => {
            //     console.log(v)
            // })

            this.chart.setOption({
                tooltip: {
                    trigger: "item",
                    formatter: "{a} <br/>{b}s :({d}%)"
                },
                legend: {
                    left: "center",
                    bottom: "10",
                    data: [
                        "0-5",
                        "6-10",
                        "10-20",
                        "20-30",
                        "30+"
                    ]
                },
                series: [
                    {
                        name: "验证码发送速度",
                        type: "pie",
                        roseType: "radius",
                        radius: [15, 95],
                        center: ["50%", "38%"],
                        data: data,
                        animationEasing: "cubicInOut",
                        animationDuration: 2600
                    }
                ]
            });
        }
    }
};
</script>
